.joinus_box{
    width: 100%;
    min-width: 1280px;
    background-color: #fefefe;
}
.joinus_box>div{
    width: 1280px;
    margin: 0 auto;
}
.joinus_box .youshi>img{
    display: block;
    width: 320px;
    margin: 230px auto 170px;
}
.joinus_box .youshi_cnt{
    position: relative;
    width: 1172px;
    height: 680px;
    margin: 0 auto;
    background-image: url(/img/joinus/youshi_cnt.png);
    background-repeat: no-repeat;
    background-size: 100%;
}
.joinus_box .youshi_cnt span{
    display: block;
    float: left;
    width: 150px;
    height: 450px;
    font-size: 18px;
    color: #fefefe;
    margin-left: 42.2px;
    margin-right: 42.2px;
    line-height: 46px;
}
.joinus_box .youshi_cnt b{
    display: block;
    font-size: 32px;
    font-weight: normal;
    margin-top: 70px;
    margin-bottom: 40px;
}
.joinus_box .youshi_o{
    margin-top: 230px;
}
.joinus_box .fengbu>img {
    display: block;
    width: 320px;
    margin: 230px auto 170px;
}
.joinus_box .fengbu_cnt{
    width: 1280px;
    height: 690px;
}
.joinus_box .fengbu_cnt img{
    float: left;
    width: 852px;
    height: 690px;
}
.joinus_box .fengbu_cnt span{
    display: block;
    float: left;
    width: 400px;
    height: 250px;
    font-size: 18px;
    line-height: 60px;
    margin-left: 28px;
    margin-top: 220px;
}
.joinus_box .liuchen>img{
    display: block;
    width: 320px;
    margin: 230px auto 170px;
}
.liuchen_cnt::after{
    clear: both;
    content: ".";
    display: block;
    height: 0;
    visibility: hidden;
}
.liuchen_cnt span{
    display: block;
    float: left;
    width: 250px;
    margin-left: 3px;
    margin-right: 3px;
    margin-bottom: 160px;
}
.liuchen_cnt span img{
    display: block;
    width: 100%;
}